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Catalog # 305430 - Model 9047 DB9 2-Position Switch

    DB9 2-Position Switch
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Base Price:
$140.00
Catalog No: 305430
Model No: 9047
Switch Type (Fiber, Ethernet, etc.):Serial
Positions:2 (e.g. A/B and Common)
Channels per Switch/Chassis:1
Chassis/Rack Configuration:Rack Module
Connector/Port:DB9 (FFF)
Pins Switched:9
Local/Manual Control:Rotary Knob

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Shipping Terms

Shipments are made via UPS Ground, unless otherwise specified. Freight charges are prepaid and added to your invoice. We can estimate the freight costs for you.

We can ship freight collect on your account, just provide your UPS Account Number.

We can also ship via the carrier of your choice. Provide the details and your account number.

Products shall be shipped F.O.B. Electro Standards' facility. Title to and risk of loss or damage to the products shall pass to you upon Electro Standards delivery of the products to a carrier for shipment. Title to software will remain with the applicable licensor. Electro Standards' prices do not include shipping and handling charges. Electro Standards reserves the right to use its own discretion in the manner and routing of shipments. Electro Standards shall be permitted to deliver products in separate lots.

Shipping Return Policy

  • To return an item, contact Electro Standards at 401-943-1164 to obtain a Return Material Authorization (RMA) number. RMA numbers are valid for 30 days after the date of the shipment and cannot be extended or re-issued. We are unable to accept returns without an RMA number.
  • All returns except those of defective product are subject to a 15% restocking fee, and additional charges for handling or freight are refunded only in cases of defective products.
  • Return freight must be shipped prepaid. We recommend that you insure the package as you are responsible for risk of loss on all returned packages. We recommend that all cartons are properly packed as Electro Standards is not responsible for product damaged en route. We do not issue call tags for product returns.
  • Returned product must be clean, undamaged, and complete with all manuals, accessories, documents and packaging. The items must be in a resalable condition.
  • The product must have with it a copy of the original invoice or packing slip and the appropriate RMA paperwork.
  • If your item is not working properly, please contact Electro Standards at 401-943-1164 for help in trouble-shooting your application.
  • If the product is defective, Electro Standards will repair or replace that item (at our discretion) upon receipt and evaluation of the original product.
  • Electro Standards reserves the right to authorize product returns after 30 days from the invoice date in some cases. If the product is accepted after 30 days, credit will be issued toward future pruchases only and some additional restocking charges may be applied.
  • All credits from RMAs must be used within one calendar year of issue.

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Overview

DB9 Manual Network Switches, All DB9 Female Connectors
Model 9047 A/B Manual Switch Module (FFF),
Rackmount Configuration, Network Switch

  • High Quality Manual Data Network Switches Increase
    the Reliability of Your Network!

Model 9047 DB9 A/B Switch Module with all female connectors.

SPECIFICATIONS:

  • PORT CONNECTORS:  (3) DB9 female connectors labeled A, B, and COMMON.
  • FRONT PANEL CONTROL:  (1) Rotary switch on front panel selects A or B.
  • POWER:  No power required.  Manually Operated.
  • DIMENSIONS:  Module 2.0" W x 5.0" H x 8.0" D (5.1 x 12.7 x 20.3 cm).
  • WEIGHT: Approximately 0.5 lb. (0.3 Kg)

DB9 A/B SWITCH MODULE APPLICATION: (The DB9 ports are all Female Connectors.)
The drawing illustrates a 2 position DB9 A/B Switch.  A device connected to the DB9 COMMON port is sharing between two devices connected to the DB9 A and B ports.

 Diagram of Model 9047 DB9 A/B Switch Module (FFF) Network Application

FEATURES:

  • Allows quick connection to any one of two DB9 devices
    from one COMMON device.
  • All 9 pins of the DB9 interface are switched.
  • Manual operation via front-panel rotary switch.
  • High quality sealed switch with self-wiping low impedance contacts.
  • Transparent to data speed and format.
  • No external power supply required.
  • Attractive anodized aluminum packaging provides EMI/RFI shielding.
  • Slides into Model 9025 Module Rack or attaches to surface-mounted
    Vertical Mounting Plate Model 9417 (Cat.No. 500417).
    (See Related Products tab or Accessories tab)
  • Model 9047 Manual AB Network Switch connectors are all female (FFF)
  • For a similar module, but with all male connectors see Model 9247, Catalog No. 305247.
    (See Related Products tab) 
  • Other connector combinations are available
  • Lifetime guarantee against manufacturing defects.
  • Municipalities, schools, government: The Model 9047 is on GSA Schedule!

The Model 9047 allows the user to access two DB9 devices connected to the A and B ports
from one DB9 device connected to the COMMON port.  Switching between devices A and B
is quick and easy via the front panel rotary selector.

Model 9025 Rackmount Chassis for Switch Modules (Cat No 305972) Features:

  • Rack can accommoodate up to eight Model 9047 A/B modules (2.0" W).
  • Rackmount chassis supports multiple switch module chassis of various widths.
  • Rack Size: 19" W x 5.25" H x 7" D. (48.3 x 13.3 x 17.8 cm)
  • Full opening for modules is 16.8" W. (42.7 cm)

Optional:

  • Module rack filler panel, 2.0" W, Cat No 305983 - Model 9008.
  • Module rack filler panel, 0.8" W, Cat No 305981 - Model 9011.
  • Other filler sizes available.

Modle 9025 Rack Chassis illustrated with other switch modules and optional filler panels. 

Model 9025 Rack Chassis illustrated with other switch modules and optional filler panels shown in the above photo.

Model 9417 Vertical Mounting Plate for Switch Modules (Cat No 500417):

  • Dimensions 5.0" H x 5.5" W (12.5 x 13.8 cm)
  • 1/6" Aluminum with four Pem fasteners, aligned for easy mounting of any 5.0" high module.

Vertical Mounting Plate for Switch Modules

This high-quality network switch is available to city, state, and federal government purchasers at a discounted price and favorable payment and shipping terms via GSA Schedule GS-35F-0286V. Click here or on GSA icon for details.  

Custom Network Switches are available. Contact us by phone, email, or complete the Online Custom Products Form. /Products-Custom/Copper-Switch/

Electro Standards can supply all of your Network Cable requirements. Click here to reach our CABLES, COPPER NETWORK Webpage. 

All data switch boxes, data communication products, and data acquisition products are subject to a one year warranty against manufacturing defects.  The limit of ESL liability is limited to the cost of the ESL product provided.

*Prices online are subject to change and verification.
All ESL products are available for export.

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Developer Tools

Database Activity Shipping Rates Performance Tracking Cache Storage Session Storage
0.316431 seconds
# Seconds Since First Hit Trace Command Type Command Text Parameters Execution Time
1. 0 DBInterface.GetDataT show Text SELECT TOP(1) '0' AS ArticleID, 0 As ID, Product.MetaTitle As PageTitle, Product.MetaDescription As show - 0
2. 0 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =a4cd11ae-a98b-4396-a37f-7cbea2b01397
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3. 0.0221593 DBInterface.get_oSQL show StoredProcedure [dbo].[RecentlyViewedListLoadByEntityType] @UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
@EntityType=product
@RowCount=5
@SiteID=1
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4. 0.037799 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/305430-9047-db9-2-position-switch-218.html
@Type=PRODUCT
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5. 0.037799 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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6. 0.037799 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=218
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7. 0.037799 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/ProductDetail/default.aspx
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8. 0.037799 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=218
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9. 0.037799 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=218
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10. 0.037799 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=218
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11. 0.0690519 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=218
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12. 0.0846798 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=305247
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13. 0.0846798 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=305430
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14. 0.1003062 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=305972
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15. 0.1003062 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=305981
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16. 0.1003062 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=500417
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17. 0.1003062 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=218
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18. 0.1224467 DBInterface.get_oSQL show StoredProcedure [dbo].[CL_procGetOtherProductsBought] @ProductID=218
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19. 0.1224467 DBInterface.get_oSQL show StoredProcedure [dbo].[AccessoryListLoadByProductKey] @ProductID=218
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20. 0.1537139 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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21. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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22. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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23. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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24. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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25. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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26. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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27. 0.1693389 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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28. 0.1849741 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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29. 0.1849741 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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30. 0.1849741 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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31. 0.1849741 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
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32. 0.1849741 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=218
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@ShowHidden=0
 0
33. 0.2005928 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=218
@UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
@SiteID=1
 0
34. 0.2005928 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =a4cd11ae-a98b-4396-a37f-7cbea2b01397
 0
35. 0.2005928 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=218
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36. 0.2005928 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=255
@SiteID=0
@ShowHidden=0
 0
37. 0.2005928 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=255
@UserID=
@SiteID=1
 0
38. 0.2162193 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=298
@SiteID=0
@ShowHidden=0
 0.0156265
39. 0.2162193 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=298
@UserID=
@SiteID=1
 0
40. 0.2227322 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=224
@SiteID=0
@ShowHidden=0
 0
41. 0.2227322 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=224
@UserID=
@SiteID=1
 0
42. 0.2227322 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=57
@SiteID=0
@ShowHidden=0
 0
43. 0.2227322 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=57
@UserID=
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 0
44. 0.2227322 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=31
@SiteID=0
@ShowHidden=0
 0
45. 0.2227322 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=31
@UserID=
@SiteID=1
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46. 0.2227322 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=218
 0
47. 0.2383716 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=218
 0
48. 0.2383716 DBInterface.GetDataT show StoredProcedure [dbo].[procGetAllCountryList] - 0
49. 0.2383716 DBInterface.GetDataT show StoredProcedure [dbo].[procGetCountryStatesList] @CountryCode=USA
 0
50. 0.2383716 DBInterface.GetDataT show StoredProcedure dbo.Breadcrumb @PathList=/ProductDetail/default.aspx
@SiteID=1
 0
51. 0.2383716 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/305430-9047-db9-2-position-switch-218.html
@Type=PRODUCT
 0
52. 0.2383716 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=218
@SiteID=1
@UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
 0
53. 0.2383716 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=218
@SiteID=1
@ShowHidden=False
 0
54. 0.2539987 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/ProductDetail/default.aspx
@Type=CATEGORY
 0.0156271
55. 0.2539987 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=218
@SiteID=1
@UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
@ShowHidden=0
 0
56. 0.2539987 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=218
 0
57. 0.2539987 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=218
 0
58. 0.2539987 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=218
 0
59. 0.2539987 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=218
@SiteID=1
 0
60. 0.269631 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=218
@SiteID=1
 0
61. 0.269631 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=218
@SiteID=1
@UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
@ShowHidden=0
 0
62. 0.2852529 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=218
@UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
@SiteID=1
 0
63. 0.2852529 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =a4cd11ae-a98b-4396-a37f-7cbea2b01397
 0
64. 0.2852529 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=218
 0
65. 0.2852529 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=218
 0
66. 0.2852529 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=218
 0
67. 0.3008771 DBInterface.GetDataT show StoredProcedure dbo.Breadcrumb @PathList=/ProductDetail/default.aspx
@SiteID=1
 0.0156242
68. 0.3008771 DBInterface.GetDataT show StoredProcedure [dbo].[Cart_LoadByUserID] @UserID=a4cd11ae-a98b-4396-a37f-7cbea2b01397
@SiteID=1
 0
Total DB Execution Time 0.0781276
Session Key Session Value
UserId a4cd11ae-a98b-4396-a37f-7cbea2b01397
IsDynamicallyGeneratedUserId True
AdminLastSitePage /305430-9047-db9-2-position-switch-218.html
AdminLastPage /GetProduct.aspx?PageKey=%2f305430-9047-db9-2-position-switch-218.html&unq=9/21/2026 7:49:14 PM
PK /ProductDetail/default.aspx
OrderNumber
Section Execution Time
DBInterface.vb 1.088773
MasterPage.master 0.3008771
DeveloperTools.ascx 0
Load Time:0.316431s  |  Database Hits: 68